Home / 12,922,075.94-19,383,044.12-7,453,626.42

Finding the Fourth Proportional to 12,922,075.94, 19,383,044.12 and 7,453,626.42

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Solution

The fourth proportional to 12,922,075.94, 19,383,044.12 and 7,453,626.42 is: 11,180,399.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,922,075.94 : 19,383,044.12 = 7,453,626.42 : x
  2. Step 2: Convert to fraction form
    12,922,075.94/19,383,044.12 = 7,453,626.42/x
  3. Step 3: Cross multiply
    12,922,075.94x = 19,383,044.12 × 7,453,626.42
  4. Step 4: Simplify right side
    12,922,075.94x = 144,473,969,752,857.66
  5. Step 5: Solve for x
    x = 144,473,969,752,857.66/12,922,075.94
  6. Step 6: Final answer
    x = 11,180,399.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.